package com.utils.basejava.JVM;

import java.util.ArrayList;
import java.util.List;

public class JConsoleMem {
	public static void fillHeap(int num) throws InterruptedException{
		List<OOMObject> list = new ArrayList<OOMObject>();
		for (int i = 0; i < num; i++) {
			//稍作演示，令监视曲线的变化更加明显
			Thread.sleep(50);
			list.add(new OOMObject());
		}
//		System.gc();
	} 
	
	public static void main(String[] args) throws InterruptedException {
		fillHeap(1000);
		System.gc();

	}
}
class OOMObject{
	public byte[] placeholder = new byte[64*1024];
}